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How do you drain coolant from a Chevy truck?

How do you drain coolant from a Chevy truck?

Pull the thermostat hose off and remove tstat and then remove the lower rad hose and blow air from top tstat out the bottom, Then fill back up with distilled water W/O stat run to flush system blow back out again and fill back up with OE coolant.

How many gallons of coolant does a Chevy truck hold?

If I remember correctly, these systems hold around 4 gallons. I plan on flushing and draining a couple of times, but I wish that I could drain more coolant out. thanks for any and all help.

How much coolant to drain from oil filter?

Remove the large block plug above the oil filter on the driver side, and the smaller one on the passenger side of the block. This will drain almost all coolant from the block. The entire system should hold 4.5 gallons. Would be best to get 6 gallons of you want to flush it. Either of those would work, but pulling the block drain is the best way.

How big of a coolant flush do I Need?

In both cases I’ve only squeezed in roughly 6.5L (6.8 qts) initially and I’m estimating (based on 16.9 qt coolant capacity) that 2 fills gives ~70% new coolant. I know it’s a bit overkill but I’ll get 80% new coolant with a 3rd drain.

What to do when radiator drains in Chevy Silverado?

Add more 50/50 mix as the reservoir drains down. No matter how long you drain it, there is still some water remaining in your engine block. Some mechanics and DIY’ers fill the reservoir to the fill line with straight coolant in order to boost the engine’s overall coolant mixture to the desired 50/50.

How do you remove coolant from a Chevy Silverado?

But now, the only way to remove the coolant from your Silverado is to disconnect the lower radiator hose and allow it to drain into your drain pan. Fortunately, being a truck, your Silverado’s ride height means that jacking the truck up isn’t even required.

Where is the coolant drain plug on a Chevy truck?

The drivers side is right beside the crank position sensor above the starter. Personally I would just flush it out. The driver side plug is above and behind the oil filter, its a 17mm hex drive. Give it a few good whacks to get it loosened up first, its a PITA to get out if you strip it.

What’s the cooling system on a Chevy Silverado?

This article applies to the Chevrolet Silverado GMT800 (1999-2006). The cooling system in your Silverado dissipates and reduces extremely high temperatures produced by the engine. It also keeps parts from freezing in the wintertime, which keeps the engine from turning over and causing serious damage.

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Ruth Doyle